John, Grahame, Nick - many thanks for your kind offers. I've emailed you directly with more details.
If anyone else would like to join in, you'd be most welcome. The more data points, the more accurate a picture we can deduce. Thanks, Jon. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
